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   /*
    * Copyright 2012 The Netty Project
    *
    * The Netty Project licenses this file to you under the Apache License,
    * version 2.0 (the "License"); you may not use this file except in compliance
    * with the License. You may obtain a copy of the License at:
    *
    *   http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations
   * under the License.
   */
  package org.jboss.netty.channel.local;
  
  import org.jboss.netty.channel.ChannelPipeline;
  import org.jboss.netty.channel.ChannelSink;
  import org.jboss.netty.channel.group.DefaultChannelGroup;
  
  /**
   * The default {@link LocalServerChannelFactory} implementation.
   * @apiviz.landmark
   */
  public class DefaultLocalServerChannelFactory implements LocalServerChannelFactory {
  
      private final DefaultChannelGroup group = new DefaultChannelGroup();
      private final ChannelSink sink = new LocalServerChannelSink();
  
      public LocalServerChannel newChannel(ChannelPipeline pipeline) {
          LocalServerChannel channel = new DefaultLocalServerChannel(this, pipeline, sink);
          group.add(channel);
          return channel;
      }
  
      /**
       * Release all the previous created channels.
       * This takes care of calling {@link LocalChannelRegistry#unregister(LocalAddress)} for each of them.
       */
      public void releaseExternalResources() {
          group.close().awaitUninterruptibly();
      }
  
      public void shutdown() {
          // nothing to shutdown
      }
  }